LM5157RTER - Texas Instruments

Manufacturer Part Number

LM5157RTER

Manufacturer

Texas Instruments

Introduction

The LM5157RTER is a high-performance, wide input voltage, step-up/step-down DC-DC converter. It operates from an input voltage range of 2.9V to 45V and can provide an adjustable output voltage from 1.5V to 48V. The LM5157RTER features a wide switching frequency range of 100kHz to 2.2MHz, allowing for the use of small external components.

Product Features and Performance

Wide input voltage range: 2.9V to 45V

Adjustable output voltage: 1.5V to 48V

Output current capability: 6.5A (Switch)

Switching frequency range: 100kHz to 2.2MHz

Synchronous rectification for high efficiency

Soft-start function for controlled output voltage ramp-up

Undervoltage lockout, overcurrent, and thermal shutdown protection

Product Advantages

Wide input voltage range and adjustable output voltage provide design flexibility

High output current capability for demanding applications

Fast transient response and high efficiency

Small solution size due to high switching frequency

Key Reasons to Choose This Product

Versatile and reliable performance for a wide range of power supply applications

Excellent power conversion efficiency to minimize energy waste and heat generation

Robust protection features to ensure safe and reliable operation

Compact design enables space-constrained system integration

Quality and Safety Features

Automotive-grade qualification (AEC-Q200)

Thermal shutdown and overcurrent protection for safe operation

RoHS-compliant and lead-free package

Compatibility

The LM5157RTER is compatible with a variety of applications that require a wide input voltage range and adjustable output voltage, such as:

Industrial equipment

Automotive electronics

Transportation systems

Backup power supplies

Battery-powered devices

Application Areas

Step-up, step-down, and SEPIC power conversion

High-efficiency power supplies

Portable and battery-powered applications

Industrial and automotive electronics

Product Lifecycle

The LM5157RTER is an active product. Texas Instruments does not currently offer any direct replacement or equivalent models. For more information or product support, please contact our website's sales team.